Thanks for this, @kunkel321. I have downloaded and installed the software. Looks potentially pretty useful. I shall try it out later.

Interesting: It looks as though SoftOrbits Photo Retoucher is the same thing as Photo Stamp Remover (both sold by SoftOrbits).I noticed that, on registration, SoftOrbits Photo Retoucher described itself as "Photo Stamp Remover".I googled the latter and came up with this link: Photo Stamp Remover 4.4The properties of the .EXE file also show:

Interesting: It looks as though SoftOrbits Photo Retoucher is the same thing as Photo Stamp Remover (both sold by SoftOrbits).

the first couple of comments at GAOTD describe it a bit like that> Works really well on smaller areas, but requires a decent clone tool for larger areas as inconsistencies start to appear.> a “rubber stamp tool on steroids”